Our products (TEFC) have been improved by possessing the merits as following:1) Adopting double cylindrical pins, an internationally advanced structure of anti-    reverse to efficiently prevent motor's reverse in time when the power shuts off    suddenly2) At the bottom of motor, it has been fixed with a greaser for lubricating3) Big terminal box can be connected easily for users4) Unusual structure: the new design can prevent oil from leaking insideSpecifications:1) Rated output power: 15HP - 500HP2) Speed:    a) 15 - 50HP: 3,000rpm / 1,500rpm    b) 50 - 500HP: 1,500rpmPacking:Wooden case